CA1311441C - Process for preparation of water absorptive composite material - Google Patents
Process for preparation of water absorptive composite materialInfo
- Publication number
- CA1311441C CA1311441C CA000540991A CA540991A CA1311441C CA 1311441 C CA1311441 C CA 1311441C CA 000540991 A CA000540991 A CA 000540991A CA 540991 A CA540991 A CA 540991A CA 1311441 C CA1311441 C CA 1311441C
- Authority
- CA
- Canada
- Prior art keywords
- fibrous substrate
- water
- monomer
- composite
- process according
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/04—Reinforcing macromolecular compounds with loose or coherent fibrous material
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M14/00—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials
- D06M14/08—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials on to materials of synthetic origin
- D06M14/10—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials on to materials of synthetic origin of macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M14/00—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials
- D06M14/02—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials on to materials of natural origin
- D06M14/04—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials on to materials of natural origin of vegetal origin, e.g. cellulose or derivatives thereof
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M14/00—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials
- D06M14/08—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials on to materials of synthetic origin
- D06M14/12—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials on to materials of synthetic origin of macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D06M14/14—Polyesters
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M14/00—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials
- D06M14/08—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials on to materials of synthetic origin
- D06M14/12—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials on to materials of synthetic origin of macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D06M14/16—Polyamides
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M14/00—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials
- D06M14/18—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials using wave energy or particle radiation
- D06M14/20—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials using wave energy or particle radiation on to materials of natural origin
- D06M14/22—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials using wave energy or particle radiation on to materials of natural origin of vegetal origin, e.g. cellulose or derivatives thereof
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M14/00—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials
- D06M14/18—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials using wave energy or particle radiation
- D06M14/26—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials using wave energy or particle radiation on to materials of synthetic origin
- D06M14/28—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials using wave energy or particle radiation on to materials of synthetic origin of macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M14/00—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials
- D06M14/18—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials using wave energy or particle radiation
- D06M14/26—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials using wave energy or particle radiation on to materials of synthetic origin
- D06M14/30—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials using wave energy or particle radiation on to materials of synthetic origin of macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D06M14/32—Polyesters
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M14/00—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials
- D06M14/18—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials using wave energy or particle radiation
- D06M14/26—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials using wave energy or particle radiation on to materials of synthetic origin
- D06M14/30—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials using wave energy or particle radiation on to materials of synthetic origin of macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D06M14/34—Polyamides
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Organic Chemistry (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
- Polymerisation Methods In General (AREA)
- Absorbent Articles And Supports Therefor (AREA)
- Reinforced Plastic Materials (AREA)
- Treatments Of Macromolecular Shaped Articles (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
- Graft Or Block Polymers (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP61154846A JPH0647626B2 (ja) | 1986-07-01 | 1986-07-01 | 吸水性複合材料の製造法 |
JP154846/1986 | 1986-07-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1311441C true CA1311441C (en) | 1992-12-15 |
Family
ID=15593175
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA000540991A Expired - Lifetime CA1311441C (en) | 1986-07-01 | 1987-06-30 | Process for preparation of water absorptive composite material |
Country Status (8)
Country | Link |
---|---|
US (1) | US4738867A (ko) |
EP (1) | EP0251314B1 (ko) |
JP (1) | JPH0647626B2 (ko) |
KR (1) | KR940010532B1 (ko) |
AU (1) | AU589786B2 (ko) |
CA (1) | CA1311441C (ko) |
DE (1) | DE3782092T2 (ko) |
ES (1) | ES2034993T3 (ko) |
Families Citing this family (49)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6330505A (ja) * | 1986-07-24 | 1988-02-09 | Mitsubishi Petrochem Co Ltd | 吸水性複合材料の製造法 |
JPH0764896B2 (ja) * | 1987-04-17 | 1995-07-12 | 三菱化学株式会社 | 吸水性複合材料の製造法 |
JPH07121975B2 (ja) * | 1987-05-26 | 1995-12-25 | ユニ・チャーム株式会社 | 吸水性複合体の製造法 |
JPH01192871A (ja) * | 1988-01-21 | 1989-08-02 | Kuraray Co Ltd | 不織布 |
CS408191A3 (en) * | 1990-12-27 | 1992-09-16 | Amann & Soehne | Method of changing textile substrates properties |
US5610208A (en) | 1994-02-17 | 1997-03-11 | Nippon Shokubai Co., Ltd. | Water-absorbent agent, method for production thereof, and water-absorbent composition |
DE4420088C3 (de) * | 1994-06-09 | 2001-02-15 | Stockhausen Chem Fab Gmbh | Verfahren zur Herstellung eines wasserabsorbierenden Flächengebildes und dessen Verwendung |
US5614269A (en) * | 1994-12-13 | 1997-03-25 | Interface, Inc. | Method of making a water absorbing article |
US5980996A (en) * | 1994-12-13 | 1999-11-09 | Interface, Inc. | System and method for controlling water flow through ground with a geotextile comprising water absorbing material |
JP3583227B2 (ja) * | 1995-06-19 | 2004-11-04 | 三菱化学株式会社 | 吸水性複合体およびその製造法 |
EP1178149A4 (en) * | 1999-03-16 | 2002-07-17 | Mitsubishi Chem Corp | WATER-ABSORBING FIBER COMPOSITE AND CONTINUOUS METHOD FOR THE PRODUCTION THEREOF |
US6610781B1 (en) | 1999-05-26 | 2003-08-26 | Alberta Research Council Inc. | Reinforced networked polymer/clay alloy composite |
US8426670B2 (en) | 2001-09-19 | 2013-04-23 | Nippon Shokubai Co., Ltd. | Absorbent structure, absorbent article, water-absorbent resin, and its production process and evaluation method |
WO2003065958A1 (fr) * | 2002-02-04 | 2003-08-14 | Nippon Shokubai Co., Ltd. | Materiau absorbant, procede de production de ce materiau et article absorbant a base de ce materiau |
EP1548179B2 (en) * | 2002-09-04 | 2013-04-17 | Daio Paper Corporation | Method for producing water-absorbing composite |
US7338625B2 (en) | 2002-09-18 | 2008-03-04 | Kimberly-Clark Worldwide, Inc. | Methods of restoring elasticity after stiffening treatments |
US6783802B2 (en) * | 2002-09-25 | 2004-08-31 | Amcol International Corporation | Hydraulic barrier |
US6852813B2 (en) | 2002-09-25 | 2005-02-08 | Amcol International Corporation | Polymer-filled sheet material |
US6939492B2 (en) * | 2002-12-26 | 2005-09-06 | Kimberly-Clark Worldwide, Inc. | Method for making fibrous web materials |
PL215419B1 (pl) * | 2003-02-10 | 2013-12-31 | Nippon Catalytic Chem Ind | Srodek pochlaniajacy wode |
EP1594557B1 (en) * | 2003-02-10 | 2019-05-01 | Nippon Shokubai Co., Ltd. | Water-absorbent resin composition and its production process |
US7429009B2 (en) * | 2003-06-03 | 2008-09-30 | Nippon Shokubai Co., Ltd. | Process for production of water-absorbing material |
EP1512417B1 (en) * | 2003-09-02 | 2013-06-19 | Nippon Shokubai Co., Ltd. | Particulate water-absorbent resin composition |
EP1516884B2 (en) * | 2003-09-19 | 2023-02-22 | Nippon Shokubai Co., Ltd. | Water-absorbent resin having treated surface and process for producing the same |
JP4920183B2 (ja) | 2003-09-19 | 2012-04-18 | 株式会社日本触媒 | 吸水剤 |
KR20070007162A (ko) * | 2004-03-31 | 2007-01-12 | 니폰 쇼쿠바이 컴파니 리미티드 | 수성-액체-흡수제 및 그의 제조 방법 |
DE602005009367D1 (de) * | 2004-05-07 | 2008-10-09 | Nippon Catalytic Chem Ind | Wasser-absorbierendes mittel und verfahren zu seiner herstellung |
US20050288182A1 (en) * | 2004-06-18 | 2005-12-29 | Kazushi Torii | Water absorbent resin composition and production method thereof |
ATE484298T1 (de) * | 2004-07-20 | 2010-10-15 | Procter & Gamble | Oberflächlich vernetzte superabsorbierende partikeln und verfahren zu ihrer herstellung |
US8080705B2 (en) * | 2004-07-28 | 2011-12-20 | The Procter & Gamble Company | Superabsorbent polymers comprising direct covalent bonds between polymer chain segments and method of making them |
EP1669394A1 (en) * | 2004-12-10 | 2006-06-14 | The Procter & Gamble Company | Superabsorbent polymer particles with improved surface cross-linking and hydrophilicity and method of making them |
US20060128827A1 (en) * | 2004-12-10 | 2006-06-15 | The Procter & Gamble Company | Absorbent members comprising modified water absorbent resin for use in diapers |
US20060173525A1 (en) * | 2005-02-02 | 2006-08-03 | Percutaneous Systems, Inc. | Methods and systems for deploying luminal prostheses |
CN101142259B (zh) * | 2005-03-14 | 2010-12-01 | 株式会社日本触媒 | 吸水剂及其制造方法 |
TWI344469B (en) | 2005-04-07 | 2011-07-01 | Nippon Catalytic Chem Ind | Polyacrylic acid (salt) water-absorbent resin, production process thereof, and acrylic acid used in polymerization for production of water-absorbent resin |
JP2007077366A (ja) * | 2005-09-16 | 2007-03-29 | Procter & Gamble Co | 吸水剤の製法 |
JP2007099845A (ja) * | 2005-09-30 | 2007-04-19 | Procter & Gamble Co | 水性液吸収剤およびその製法 |
TWI394789B (zh) | 2005-12-22 | 2013-05-01 | Nippon Catalytic Chem Ind | 吸水性樹脂組成物及其製造方法、吸收性物品 |
EP1837348B9 (en) | 2006-03-24 | 2020-01-08 | Nippon Shokubai Co.,Ltd. | Water-absorbing resin and method for manufacturing the same |
US8383746B2 (en) * | 2006-03-27 | 2013-02-26 | Nippon Shokubai Co., Ltd | Water absorbing resin with improved internal structure and manufacturing method therefor |
WO2007116777A1 (en) | 2006-03-27 | 2007-10-18 | Nippon Shokubai Co., Ltd. | Water absorbing agent, water absorbent core using the agent, and manufacturing method for water absorbing agent |
CA2649299A1 (en) * | 2006-04-10 | 2007-10-25 | The Procter & Gamble Company | An absorbent member comprising a modified water absorbent resin |
WO2008102322A2 (en) * | 2007-02-22 | 2008-08-28 | The Procter & Gamble Company | Method of surface treating particulate material using electromagnetic radiation |
WO2008108343A1 (ja) | 2007-03-05 | 2008-09-12 | Nippon Shokubai Co., Ltd. | 吸水剤及びその製造方法 |
US20100247694A1 (en) * | 2008-01-31 | 2010-09-30 | Joseph Di Bartolomeo | Composition and method for treament of inflamation and infections of the outer ear canal, nose and paranasal sinuses |
CN105771945A (zh) | 2009-09-29 | 2016-07-20 | 株式会社日本触媒 | 颗粒状吸水剂及其制造方法 |
CN104884704A (zh) * | 2012-08-23 | 2015-09-02 | 绿色主题科技有限责任公司 | 化学棒整理方法和装置 |
EP3202860B1 (en) * | 2016-02-02 | 2020-10-07 | Holland Plug International B.V. | Method for applying an absorbing polymer on a substrate, substrate provided with a coating of an absorbing polymer and use of the substrate |
CN115448656A (zh) * | 2022-08-10 | 2022-12-09 | 山东大学 | 一种聚钙离子超吸水纤维水泥基自修复材料及制备方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3926551A (en) * | 1971-11-26 | 1975-12-16 | Japan Atomic Energy Res Inst | Method of making durable antistatic and hygroscopic polyester fibers |
US3899289A (en) * | 1972-11-27 | 1975-08-12 | Us Agriculture | Treatment of cotton with glycidyl methacrylate using ionizing radiation |
US3995998A (en) * | 1974-08-28 | 1976-12-07 | The United States Of America As Represented By The Secretary Of Agriculture | Method of polymerizing and fixing carboxyl-containing vinyl monomers in high conversion on fibrous substrates |
JPS6018690B2 (ja) * | 1981-12-30 | 1985-05-11 | 住友精化株式会社 | 吸水性樹脂の吸水性改良方法 |
JPS6032830A (ja) * | 1983-08-01 | 1985-02-20 | Sumitomo Chem Co Ltd | 水膨潤製品製造方法 |
JPS60149609A (ja) * | 1984-01-17 | 1985-08-07 | Aron Kasei Co Ltd | 吸水性複合材料の製造法 |
JPS60151381A (ja) * | 1984-01-17 | 1985-08-09 | アロン化成株式会社 | 長尺の吸水性複合材料の連続製造法 |
US4672005A (en) * | 1984-03-01 | 1987-06-09 | Intera Corporation | Process for improving polymer substrate properties, and modified polymers produced thereby |
-
1986
- 1986-07-01 JP JP61154846A patent/JPH0647626B2/ja not_active Expired - Fee Related
-
1987
- 1987-06-30 CA CA000540991A patent/CA1311441C/en not_active Expired - Lifetime
- 1987-06-30 KR KR1019870006673A patent/KR940010532B1/ko not_active IP Right Cessation
- 1987-07-01 ES ES198787109480T patent/ES2034993T3/es not_active Expired - Lifetime
- 1987-07-01 EP EP87109480A patent/EP0251314B1/en not_active Expired - Lifetime
- 1987-07-01 AU AU74997/87A patent/AU589786B2/en not_active Ceased
- 1987-07-01 DE DE8787109480T patent/DE3782092T2/de not_active Expired - Fee Related
- 1987-07-01 US US07/069,206 patent/US4738867A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
ES2034993T3 (es) | 1993-04-16 |
AU589786B2 (en) | 1989-10-19 |
US4738867A (en) | 1988-04-19 |
EP0251314B1 (en) | 1992-10-07 |
EP0251314A2 (en) | 1988-01-07 |
AU7499787A (en) | 1988-01-07 |
KR940010532B1 (ko) | 1994-10-24 |
DE3782092T2 (de) | 1993-06-03 |
JPH0647626B2 (ja) | 1994-06-22 |
DE3782092D1 (de) | 1992-11-12 |
JPS6310638A (ja) | 1988-01-18 |
KR880001708A (ko) | 1988-04-26 |
EP0251314A3 (en) | 1990-01-10 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CA1311441C (en) | Process for preparation of water absorptive composite material | |
EP0290814B1 (en) | Process for preparation of water absorptive composite material | |
CA1266404A (en) | Process for preparation of water absorptive composite material | |
US4865886A (en) | Process for preparation of water absorptive composite material | |
US4957984A (en) | Process for producing highly water absorptive polymer | |
KR950012339B1 (ko) | 흡수성복합체와 그의 제조방법 | |
EP0315185B1 (en) | Process for preparation of water absorptive composite | |
JP2954360B2 (ja) | 吸水性複合体の製造法 | |
JPH0689065B2 (ja) | 吸水性複合体の製造方法 | |
JPH07121976B2 (ja) | 吸水性複合体の製造法 | |
JP2927871B2 (ja) | 吸水性複合体の製造法 | |
JPH0689077B2 (ja) | 吸水性複合体の製造法 | |
JPS62225507A (ja) | 吸水性複合体の製造方法 | |
JPH01121308A (ja) | 吸水性複合体の製造法 | |
JPH01121307A (ja) | 吸水性複合体の製造法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
MKLA | Lapsed |